<p>Power was restored to Henderson County by Thursday morning.</p><p>Dispatchers fielded numerous reports of trees down on roadways or power lines Wednesday evening, and about 840 Duke Energy customers were without power at 11 p.m. </p><p>A severe thunderstorm watch was in effect until 10 p.m. for Henderson, Transylvania and Polk counties. </p><p>The National Weather Service's forecast calls for a chance of showers and thunderstorms, mainly before midnight. Some storms could be severe, with damaging winds and heavy rain.</p>